﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.SessionState;
using System.Web.UI;

namespace CSE445HW5
{
    public class Global : System.Web.HttpApplication
    {
        int numberOfGuests = 0;
        string ServicePath;

        void Application_Start(object sender, EventArgs e)
        {
            // Code that runs on application startup

        }

        void Application_End(object sender, EventArgs e)
        {
            //  Code that runs on application shutdown

        }

        void Application_Error(object sender, EventArgs e)
        {
            // Code that runs when an unhandled error occurs

        }

        void Session_Start(object sender, EventArgs e)
        {
            // Code that runs when a new session is started
            // increment the number of guests when someone visits the website
            numberOfGuests++;

            Response.Write(numberOfGuests + " visitor(s) have visited the website since last startup.");
        }

        void Session_End(object sender, EventArgs e)
        {
            // Code that runs when a session ends. 
            // Note: The Session_End event is raised only when the sessionstate mode
            // is set to InProc in the Web.config file. If session mode is set to StateServer 
            // or SQLServer, the event is not raised.
        }

        void Application_BeginRequest(object sender, EventArgs e)
        {
            string path = Request.PhysicalPath;
            ServicePath = Server.MapPath("/ServiceList.aspx");
            // check to see if the user is trying to use the service without logging in
            if (path.Equals(ServicePath))
            {
                if (User == null)
                {
                    // use an alert box to remind the user to log in
                    string script = "<script type=\"text/JavaScript\">alert('Keep in mind that you need to be logged in to use the services.');</script>";
                    HttpContext.Current.Response.Write(script);
                }
            }
        }

    }
}
